Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 15.12
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -16.10 -0.375 6.03
Prot (kg) -11.40 -0.441 5.03
Fertility Sub Index 8.45
Calving Interval (days) -4.72 -1.459 6.89
Survival (%) 1.40 1.117 1.56
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index 1.46
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 27.88

* Based on an €80/tonne carbon price